CVE-2016-6582
The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation
02 Description
The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.81% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.7% of scored records. A rank, not a probability.
- NVD base score
- 9.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-01-23 21:00Z9 YR AGO
- Last updated
- 2024-08-06 01:36Z2 YR AGO
- Reserved
- 2016-08-03
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- a84368d3b537c02c8eb53f77830567becb383dd3505bf109d14131ce98d08d37
05 Affected products
06 References
- www.securityfocus.com92551http://www.securityfocus.com/bid/92551
- packetstormsecurity.comhttp://packetstormsecurity.com/files/138430/Doorkeeper-4.1.0-Token-Revocation.html
- www.securityfocus.com20160818 [CVE-2016-6582] Doorkeeper gem does not revoke tokens & uses wrong auth/auth methodhttp://www.securityfocus.com/archive/1/539268/100/0/threaded
- seclists.org20160822 [CVE-2016-6582] Doorkeeper gem does not revoke tokens & uses wrong auth/auth methodhttp://seclists.org/fulldisclosure/2016/Aug/105
- github.comhttps://github.com/doorkeeper-gem/doorkeeper/releases/tag/v4.2.0
- github.comhttps://github.com/doorkeeper-gem/doorkeeper/issues/875
07 Fixed in
Debian 12
- ruby-doorkeeper Fixed in 4.2.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- ruby-doorkeeper Fixed in 4.2.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- ruby-doorkeeper Fixed in 4.2.0-3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- ruby-doorkeeper Fixed in 2.2.1-1ubuntu0.1~esm2Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.